David Cameron makes a speech outside 10 Downing Street in London, with wife Samantha and children Nancy, 12, Elwen, 10, and Florence, 5, before leaving for Buckingham Palace for an audience with Queen Elizabeth II to  formally resign as Prime Minister. PRESS ASSOCIATION Photo. Picture date: Wednesday July 13, 2016. See PA story POLITICS Conservatives. Photo credit should read: Hannah McKay/PA Wire
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